THE EXTRAORDINARY LOST STORY OF AMERICA’S INVASION OF RUSSIA 100 YEARS AGO In the brutally cold winter of 1919, 5,000 Americans battled the Red Army 600 miles north of Moscow. We have forgotten. Russia has not. An unforgettable human drama deep with contemporary resonance, award-winning historian James Carl Nelson’s The Polar Bear Expedition draws on an untapped trove of firsthand accounts to d...